Thontensen Family History

You can see how Thontensen families moved over time by selecting different census years. The Thontensen family name was found in the USA in 1920. In 1920 there was 1 Thontensen family living in Illinois. This was 100% of all the recorded Thontensen's in USA. Illinois had the highest population of Thontensen families in 1920.

Use census records and voter lists to see where families with the Thontensen surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.